Tanzawaic acids A, B, C, and D: Inhibitors of superoxide anion production from Penicillium citrinum

Chemistry Letters

Volumn , Issue 9, 1997, Pages 885-886

  Kuramoto, Makoto ^a   Yamada, Kaoru ^b   Shikano, Mayumi ^b   Yazawa, Kazunaga ^b   Arimoto, Hirokazu ^c   Okamura, Tomoyuki ^c   Uemura, Daisuke ^c  

^a EHIME UNIVERSITY   (Japan)

^b SAGAMI CHEMICAL RESEARCH CENTER   (Japan)

^c SHIZUOKA UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0031320644     PISSN: 03667022     EISSN: None     Source Type: Journal    
DOI: 10.1246/cl.1997.885     Document Type: Article

References (10)

1. G-Y-S. Wang, M. Kuramoto, K. Yamada, K. Yazawa, D. Uemura, Chem. Lett., 1995, 791.
2. J. A. Badway and M. L. Karnovsky, Annu. Rev. Biochem., 49, 695 (1980). The activity of tanzawaic acids A and B is fairly low [Y. Nakano, T. Kawaguchi, J. Sumitomo, T. Takizawa, S. Uetsuki, M. Sugawara, and M. Kido, J. Antibiot., 44, 52 (1991) and M.-A. Bea, K. Yamada, Y. Ijyuin, T. Tsuji, K. Yazawa, Y. Tomono, and D. Uemura, Heterocycl. Commun., 2, 315 (1996)].
3. J. A. Badway and M. L. Karnovsky, Annu. Rev. Biochem., 49, 695 (1980). The activity of tanzawaic acids A and B is fairly low [Y. Nakano, T. Kawaguchi, J. Sumitomo, T. Takizawa, S. Uetsuki, M. Sugawara, and M. Kido, J. Antibiot., 44, 52 (1991) and M.-A. Bea, K. Yamada, Y. Ijyuin, T. Tsuji, K. Yazawa, Y. Tomono, and D. Uemura, Heterocycl. Commun., 2, 315 (1996)].
4. J. A. Badway and M. L. Karnovsky, Annu. Rev. Biochem., 49, 695 (1980). The activity of tanzawaic acids A and B is fairly low [Y. Nakano, T. Kawaguchi, J. Sumitomo, T. Takizawa, S. Uetsuki, M. Sugawara, and M. Kido, J. Antibiot., 44, 52 (1991) and M.-A. Bea, K. Yamada, Y. Ijyuin, T. Tsuji, K. Yazawa, Y. Tomono, and D. Uemura, Heterocycl. Commun., 2, 315 (1996)].
5. Y. Morita, K. Ando, T. Azuma, Y. Saito, Y. Mastuda, Kyowa Hakko Kogyo Co., Ltd., Jpn. Kokai Tokkyo Koho, 07179391 (1995).
6. 1H-NMR spectral data of the methyl esters of the tanzawaic acids are as follows:methy tanzawaate A (3.74 ppm); methyl tanzawaate B (3.73 ppm); methyl tanzawaate C (3.71 ppm); methyl tanzawaate D (3.74 ppm).
7. 3OH).
8. Mass spectra were recorded on an M-80B mass spectrometer.
9. E. Breitmaier, and W. Volter in "Carbon-13 NMR Spectroscopy", VCH, Weinheim, New York (1990), p. 186.
10. J. A. Korchak, K. Vienne, L. E. Rutherford, C. Wilkenfeld, M. C. Finkelstein, G. Weissmann, J. Biol. Chem., 44, 52 (1984). Our bioassay procedure and detailed findings will be reported elsewhere.